package p3;

/**
 * @author krystal
 * @date 2022/11/9 19:05
 */
public class Demo2 {
    public static void main(String[] args) {
        int num = 12;
        if(num > 0){
            System.out.println("正数");
        }else if (num < 0){
            System.out.println("负数");
        }else{
            System.out.println("0");
        }
    }
}
